Tasmota/lib/libesp32/berry/tests/bytes.be

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#- basic initialization -#
b=bytes()
assert(str(b) == "bytes('')")
b=bytes("")
assert(str(b) == "bytes('')")
b=bytes(0)
assert(str(b) == "bytes('')")
b=bytes(1)
assert(str(b) == "bytes('')")
b=bytes(-1)
assert(str(b) == "bytes(\'00\')")
assert(b.size() == 1)
b=bytes("a")
assert(str(b) == "bytes('')")
b=bytes(3.5)
assert(str(b) == "bytes('')")
b=bytes([])
assert(str(b) == "bytes('')")
b=bytes("1122AAaaBBbb")
assert(str(b) == "bytes('1122AAAABBBB')")
assert(b.size() == 6)
b=bytes("112")
assert(str(b) == "bytes('11')")
b=bytes("++")
assert(str(b) == "bytes('00')")
#- add -#
b=bytes()
b.add(0x22)
assert(str(b) == "bytes('22')")
b.add(0x12345678, 0)
assert(str(b) == "bytes('22')")
b.add(0x12345678, 1)
assert(str(b) == "bytes('2278')")
b.add(0x12345678, 2)
assert(str(b) == "bytes('22787856')")
b.add(0x12345678, 4)
assert(str(b) == "bytes('2278785678563412')")
b.add(0x12345678, -1) #- big endian -#
assert(str(b) == "bytes('227878567856341278')")
b.add(0x12345678, -2)
assert(str(b) == "bytes('2278785678563412785678')")
b.add(0x12345678, -4)
assert(str(b) == "bytes('227878567856341278567812345678')")
#- get -#
b=bytes("000102030405")
assert(b.get(0) == 0)
assert(b.get(-1) == 0) #- could consider nil as well -#
assert(b.get(6) == 0) #- could consider nil as well -#
assert(b.get(1) == 1)
assert(b.get(5) == 5)
assert(b.get(1,0) == nil)
assert(b.get(1,1) == 0x01)
assert(b.get(1,2) == 0x0201)
assert(b.get(1,4) == 0x04030201)
assert(b.get(1,-1) == 0x01)
assert(b.get(1,-2) == 0x0102) #- big endian -#
assert(b.get(1,-4) == 0x01020304)
#- resize -#
assert(bytes().size() == 0)
b=bytes("112233")
b.resize(2)
assert(str(b) == "bytes('1122')")
assert(b.size() == 2)
b.resize(4)
assert(str(b) == "bytes('11220000')")
assert(b.size() == 4)
b.resize(20)
assert(str(b) == "bytes('1122000000000000000000000000000000000000')")
assert(b.size() == 20)
b.resize(0)
assert(str(b) == "bytes('')")
assert(b.size() == 0)
#- clear -#
b=bytes("aabb")
b.clear()
assert(str(b) == "bytes('')")
#- == != -#
assert(bytes() == bytes())
assert(bytes("11") == bytes("11"))
assert(bytes("11") == bytes()..0x11)
assert(! (bytes("11") == bytes(0x12)) )
assert(! (bytes("11") == 0x11) )
assert(! (bytes("11") != bytes("11")) )
assert(bytes("11") != bytes("1122"))
assert(bytes("11") != bytes("12"))
assert(bytes("11") != bytes())
#- + -#
b1 = bytes("1122")
b2 = bytes("334455")
b = b1 + b2
assert(str(b1) == "bytes('1122')")
assert(str(b2) == "bytes('334455')")
assert(str(b) == "bytes('1122334455')")
b = b2 + b1
assert(str(b) == "bytes('3344551122')")
#- .. -#
b1 = bytes("1122")
b2 = bytes("334455")
b = b1..b2
assert(str(b1) == "bytes('1122334455')")
assert(str(b2) == "bytes('334455')")
assert(str(b) == "bytes('1122334455')")
#- item -#
b = bytes("334455")
assert(b[0] == 0x33)
assert(b[1] == 0x44)
assert(b[2] == 0x55)
#- item range -#
b = bytes("00112233445566778899AABBCCDDEEFF")
assert(str(b[1..1]) =="bytes('11')")
assert(str(b[-1..1]) =="bytes('')")
assert(str(b[0..40]) =="bytes('00112233445566778899AABBCCDDEEFF')")
assert(str(b[1..0]) =="bytes('')")
#- copy -#
b=bytes("112233")
b2=b.copy()
assert(str(b) =="bytes('112233')")
assert(str(b2) =="bytes('112233')")
b2.clear()
assert(str(b) =="bytes('112233')")
assert(str(b2) =="bytes('')")
#- setitem -#
b=bytes("112233")
assert(str(b) =="bytes('112233')")
b[1]=0xAA
assert(str(b) =="bytes('11AA33')")
b[0]=0xBB
assert(str(b) =="bytes('BBAA33')")
b[2]=-1
assert(str(b) =="bytes('BBAAFF')")
#- resize -#
b=bytes()
b.resize(20)
assert(str(b) =="bytes('0000000000000000000000000000000000000000')")
b2=b.copy()
assert(str(b2) =="bytes('0000000000000000000000000000000000000000')")
#- asstring -#
b=bytes()
assert(b.asstring() == '')
b=bytes("334455")
assert(b.asstring() == '3DU')
b=bytes("33456502")
assert(b.asstring() == '3Ee\x02')
#- fromstring -#
b=bytes()
b.fromstring("Aa0")
assert(str(b) =="bytes('416130')")
b=bytes()
b.fromstring("Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.")
assert(str(b) =="bytes('4C6F72656D20697073756D20646F6C6F722073697420616D65742C20636F6E73...')")
assert(b.tostring(0) =="bytes('4C6F72656D20697073756D20646F6C6F722073697420616D65742C20636F6E73656374657475722061646970697363696E6720656C69742C2073656420646F20656975736D6F642074656D706F7220696E6369646964756E74207574206C61626F726520657420646F6C6F7265206D61676E6120616C697175612E')")
assert(size(bytes('4C6F72656D20697073756D20646F6C6F722073697420616D65742C20636F6E73656374657475722061646970697363696E6720656C69742C2073656420646F20656975736D6F642074656D706F7220696E6369646964756E74207574206C61626F726520657420646F6C6F7265206D61676E6120616C697175612E')) == 123)
#- negative index -#
b=bytes("112233")
assert(b[0] == 0x11)
assert(b[-1] == 0x33) #- last element -#
assert(b[-3] == 0x11)
#- ranges with negative indices -#
b = bytes("00112233445566778899AABBCCDDEEFF")
assert(b[0..-1] == b)
assert(b[1..-2] == bytes("112233445566778899AABBCCDDEE"))
assert(b[5..10] == bytes("5566778899AA"))
assert(b[-10..-5] == bytes("66778899AABB"))
assert(b[5..-10] == bytes("5566"))
assert(b[7..-12] == bytes())
#- float -#
b = bytes("00000000")
b.setfloat(0, 0.33)
assert(b == bytes('C3F5A83E'))
b = bytes("0000C03F")
assert(b.getfloat(0) == 1.5)
#- fromhex -#
b = bytes("112233")
b.fromhex("FFFEAABBCC")
assert(b == bytes("FFFEAABBCC"))
b.fromhex("")
assert(b == bytes())
#- tohex -#
b = bytes("FFFEAABBCC")
assert(b.tohex() == "FFFEAABBCC")
assert(bytes().tohex() == "")
# assign buffer to bytes
var a0 = bytes("112233445566778899")
b = bytes("aabbccddeeff")
a = a0.copy()
a.setbytes(0, b) # assign from start
assert(a == bytes('AABBCCDDEEFF778899'))
a = a0.copy()
a.setbytes(0, b, 0, 0) # zero len
assert(a == a0)
a = a0.copy()
a.setbytes(100, b) # index out of range
assert(a == a0)
a = a0.copy()
a.setbytes(6, b) # entire buffer not fitting
assert(a == bytes('112233445566AABBCC'))
a = a0.copy()
a.setbytes(6, b, 2, 2)
assert(a == bytes('112233445566CCDD99'))
a = b.copy()
a.setbytes(0, a0)
assert(a == bytes('112233445566'))
# reverse
assert(bytes().reverse() == bytes())
assert(bytes("AA").reverse() == bytes("AA"))
assert(bytes("1122334455").reverse() == bytes("5544332211"))
assert(bytes("11223344").reverse() == bytes("44332211"))
assert(bytes("0011223344").reverse(1) == bytes("0044332211"))
assert(bytes("0011223344").reverse(3) == bytes("0011224433"))
assert(bytes("0011223344").reverse(4) == bytes("0011223344"))
assert(bytes("0011223344").reverse(5) == bytes("0011223344"))
assert(bytes("0011223344").reverse(15) == bytes("0011223344"))
assert(bytes("0011223344").reverse(-2) == bytes("4433221100"))
assert(bytes("0011223344").reverse(1,3) == bytes("0033221144"))
assert(bytes("0011223344").reverse(1,0) == bytes("0011223344"))
assert(bytes("0011223344").reverse(2,2) == bytes("0011332244"))
assert(bytes("0011223344").reverse(0,2) == bytes("1100223344"))
assert(bytes("0011223344").reverse(nil,2) == bytes("1100223344"))
assert(bytes("0011223344").reverse(1, nil) == bytes("0044332211"))
assert(bytes("0011223344").reverse(nil, nil, 2) == bytes("2233001144"))
assert(bytes("001122334455").reverse(nil, nil, 3) == bytes("334455001122"))
# tobool returns `true` is bytes() is not null, `false` if empty
assert(bool(bytes()) == false)
assert(bytes().tobool() == false)
assert(!bytes())
assert(bool(bytes("00")) == true)
assert(bytes("01").tobool() == true)
assert(bytes("02"))